Term
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Definition
| Cysts in water; Sexually Transmitted **After ingestion, cysts become trophozoite and invade tissue; worldwide |
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Term
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Definition
| Cysts in water Streams w/ beavers; Hiking/camping |
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Term
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Definition
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Term
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Definition
| Cysts in water; worldwide |
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Term
| Plasmodium falciparum; Plasmodium malariae; Plasmodium ovale; Plasmodium vivax |
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Definition
| Anopheles Female Mosquito (sexual cycle: sporogony)- Primary Host; Humans (asexual cycle)- Secondary Host |
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Term
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Definition
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Term
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Definition
| Free-living amoeba in water and soil (freshwater lakes); Ingested or inhaled |
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Term
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Definition
| vector: Sandfly; Obligate Intracellular |
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Term
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Definition
| America; Reduviid bug/Kissing bug |
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Term
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Definition
| Tsetse Fly: vector/primary host-sexual cycle; Humans: secondary/intermediate host-asexual cycle |
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Term
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Definition
| worldwide; Cysts in meat or cat feces **Pregnacy & litter boxes** cat: definitive host; humans: intermediate host |
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Term
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Definition
| Human feces in soil or fertilizer--> Larval ingestion from undercooked pork |
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Term
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Definition
| Female Culex Mosquito: vector |
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Term
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Definition
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Term
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Definition
| Africa & Central/South America; Female Blackfly |
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Term
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Definition
| Egg ingestion (found in soil where human feces are used as fertilizer) |
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Term
| Ancylostoma duodenale ("Old World Hookworm") |
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Definition
| Larvae penetrate skin of feet; Rural USA |
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Term
| Necator americanus ("New World Hookworm") |
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Definition
| Larvae penetrate feet (found in soil where human feces are used as fertilizer) |
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Term
| Strongyloides stercoralis ("Threadworm") |
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Definition
| Larvae penetrate feet (found in soil where human feces are used as fertilizer); Tropics & Appalachian" |
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Term
| Enterobius vermicularis ("Pinworm") |
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Definition
| Egg ingestion (found in soil where human feces are used as fertilizer); Person to Person (fecal oral); worldwide (Temperate region) |
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Term
| Fasciolopsis buski ("Giant Intestinal Fluke") |
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Definition
| Metacercariae (larvae): vector---> ingested on chestnut or bamboo shoots in Southeast Asia; intermediate host: snail |
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Term
| Fasciola hepatica ("Sheep Liver Fluke") |
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Definition
| Metacerariae (larvae: vector)--> ingested on freshwater plants like watercress; intermediate host: snail; Rare in USA |
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Term
| Clonorchis sinensis; Opisthorchis- new term ("Chinese Liver Fluke") |
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Definition
| Eating undercooked fish; 2 intermediate hosts: Snail, freshwater fish |
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Term
| Paragonimus westermani ("Oriental Lung Fluke") |
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Definition
| Eating undercooked crab; vector: larvae in crab/crayfish; 3 intermediate hosts: Crab, snail, crayfish |
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Term
| Schistosoma japonicum ("Oritental Blood Fluke") |
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Definition
rice paddies; irrigation projects
snail: intermediate host-->release cercariae (larvae) and penetrate skin- migrate systemic and portal venous system |
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Term
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Definition
| Egypt/Africa; Release cercariae (larvae) and penetrate skin- migrate systemic and portal venous system |
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Term
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Definition
| Release cercariae (larvae) and penetrate skin- migrate systemic and portal venous system; Puerto Rico, Venezuela, Africa |
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Term
| Hymenolepis nana ("Dwarf Tapeworm") |
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Definition
| intermediate host: Fleas or beetles--> in Contaminated grain/flour (oral/fecal; Most common in USA in children |
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Term
| Diphyllobothrium latum ("Fish tapeworm") |
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Definition
| intermediate host: Fish---> Ingested raw fish-->primary host: humans; Northern Midwest Lakes (sewage contamination) |
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Term
| Taenia saginata ("Beef Tapeworm") |
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Definition
| Ingested contaminated beef; primary host: humans; worldwide |
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Term
| Taenia solium ("Pork Tapeworm") |
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Definition
| Ingested undercooked pork (with larvae); primary host: humans; intermediate host: humans-->Ingest eggs via human fecal contamination; rare in USA |
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Term
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Definition
| hand-to-mouth: dirty water/food; Ingested eggs via dog feces; intermediate host: humans; USA/Canada - sheep rearing |
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Term
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Definition
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Term
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Definition
| Host to host; Opportunistic; host: rodent; worldwide (woodlands/rural) |
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Term
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Definition
| Host to host (Clothing/sexual); Obligate Parasite; USA |
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Term
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Definition
| Bite; Africa, N./S. America |
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Term
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Definition
| Bite; E./Central Africa (rural |
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Term
| Triatomid bug ("Kissing bug") |
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Definition
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